Finding the Fourth Proportional to 75,294.23, 112,900.08 and 34,723.70
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Solution
The fourth proportional to 75,294.23, 112,900.08 and 34,723.70 is: 52,066.52
Step by Step Solution
- Step 1: Write the proportion equation
75,294.23 : 112,900.08 = 34,723.70 : x - Step 2: Convert to fraction form
75,294.23/112,900.08 = 34,723.70/x - Step 3: Cross multiply
75,294.23x = 112,900.08 × 34,723.70 - Step 4: Simplify right side
75,294.23x = 3,920,307,943.40 - Step 5: Solve for x
x = 3,920,307,943.40/75,294.23 - Step 6: Final answer
x = 52,066.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.